retrieve library upgrades from separate meta endpoint

src/main/java/org/quiltmc/installer/LaunchJson.java

@@ -235,6 +235,11 @@ public static CompletableFuture<String> get(GameSide side, VersionManifest.Versi
 				throw new UncheckedIOException(e); // Handled via .exceptionally(...)
 			}
 
+			// we apply the library upgrades only to the Ornithe instance, not the Vanilla instance
+			OrnitheMeta.Endpoint<List<Map<String, String>>> libraryUpgradesEndpoint = OrnitheMeta.libraryUpgradesEndpoint(gameVersion.id());
+			OrnitheMeta meta = OrnitheMeta.create(OrnitheMeta.ORNITHE_META_URL, Collections.singleton(libraryUpgradesEndpoint)).join();
+			List<Map<String, String>> libraryUpgrades = meta.getEndpoint(libraryUpgradesEndpoint);
+
 			if (type == LoaderType.QUILT) {
 				// Prevents a log warning about being unable to reach the active user beacon on stable versions.
 				switch (loaderVersion) {
@@ -262,6 +267,8 @@ public static CompletableFuture<String> get(GameSide side, VersionManifest.Versi
 					library.replace("url", "https://maven.ornithemc.net/releases/");
 				}
 			}
+			libraries.addAll(libraryUpgrades);
+
 			StringWriter writer = new StringWriter();
 			try {
 				Gsons.write(JsonWriter.json(writer), map);

src/main/java/org/quiltmc/installer/MmcPackCreator.java

@@ -151,7 +151,7 @@ private static String addCommonLibraries(Path instanceZipRoot, String gameVersio
 				"\"version\": \"%s\"" +
 				"}";
 		OrnitheMeta.Endpoint<List<Map<String, String>>> librariesEndpoint =
-				OrnitheMeta.profileLibrariesEndpoint(gameVersion, loaderType, loaderVersion);
+				OrnitheMeta.libraryUpgradesEndpoint(gameVersion);
 		OrnitheMeta meta = OrnitheMeta.create(OrnitheMeta.ORNITHE_META_URL, Collections.singleton(librariesEndpoint))
 				.join();
 

src/main/java/org/quiltmc/installer/OrnitheMeta.java

@@ -40,30 +40,9 @@ public final class OrnitheMeta {
 	public static final Endpoint<List<String>> QUILT_LOADER_VERSIONS_ENDPOINT = createVersion("/v3/versions/quilt-loader");
 
 	@SuppressWarnings("unchecked")
-	public static Endpoint<List<Map<String, String>>> profileLibrariesEndpoint(String version, LoaderType type, String loaderVersion){
-		String loader = switch (type){
-			case FABRIC -> "fabric-loader";
-			case QUILT -> "quilt-loader";
-		};
-		return new Endpoint<>(String.format("/v3/versions/%s/%s/%s/profile/json", loader, version, loaderVersion), reader -> {
-
-			List<Map<String, String>> libraries = new ArrayList<>();
-			Map<String, Object> map = (Map<String, Object>) Gsons.read(reader);
-			List<Map<String, String>> json = (List<Map<String, String>>) map.get("libraries");
-			// libs are listed in order, so ornithe's are last
-			// skip all libs until the Loader dep is reached
-			boolean skipLib = true;
-			for (Map<String, String> lib : json) {
-				if (!skipLib) {
-					libraries.add(lib);
-				} else {
-					String name = lib.get("name");
-					if (name.startsWith("net.fabricmc:fabric-loader:") || name.startsWith("org.quiltmc:quilt-loader:")) {
-						skipLib = false;
-					}
-				}
-			}
-			return libraries;
+	public static Endpoint<List<Map<String, String>>> libraryUpgradesEndpoint(String gameVersion){
+		return new Endpoint<>(String.format("/v3/versions/libraries/%s", gameVersion), reader -> {
+			return (List<Map<String, String>>) Gsons.read(reader);
 		});
 	}